20887716

素因数分解:

$2^2\times 3^1\times {\mathrm{353}}^1\times {\mathrm{4931}}^1$

素因数の和:5291

約数の個数: 24

約数和(自身を含む): 48885984

約数和(自身を除く): 27998268

約数列:

[1, 2, 3, 4, 6, 12, 353, 706, 1059, 1412, 2118, 4236, 4931, 9862, 14793, 19724, 29586, 59172, 1740643, 3481286, 5221929, 6962572, 10443858, 20887716]

約数ペア:

[(1, 20887716), (2, 10443858), (3, 6962572), (4, 5221929), (6, 3481286), (12, 1740643), (353, 59172), (706, 29586), (1059, 19724), (1412, 14793), (2118, 9862), (4236, 4931)]